octennium
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English
Etymology
From Late Latin octennium, from octennis (“8-year”) + -ium (suffix forming abstract nouns).
Noun
octennium (plural octenniums or octennia)
- (rare) An eight-year period.
- Coordinate terms: annum, biennium, triennium, quadrennium, quinquennium, sexennium, septennium, novennium, decennium, centennium, vicennium, tricennium, quincentennium, millennium, decamillennium, centimillennium, millionennium
Synonyms
Hypernyms
- See octet
Related terms
- (adj.): octennial, octaeteric
References
- “octennial, adj.”, in OED Online
, Oxford: Oxford University Press, 2022.
Anagrams
Latin
Etymology
From octennis (“8-year”) + -ium (suffix forming abstract nouns).
Noun
octennium n
- (Late Latin) An eight-year period.
Descendants
- → English: octennium